@@ -154,7 +154,7 @@ public Blob create(BlobInfo blobInfo, BlobTargetOption... options) {
 .setMd5(EMPTY_BYTE_ARRAY_MD5)
 .setCrc32c(EMPTY_BYTE_ARRAY_CRC32C)
 .build();
-return internalCreate(updatedInfo, EMPTY_BYTE_ARRAY, options);
+return internalCreate(updatedInfo, EMPTY_BYTE_ARRAY, 0, 0, options);
 }
 
 @Override
@@ -168,23 +168,26 @@ public Blob create(BlobInfo blobInfo, byte[] content, BlobTargetOption... option
 BaseEncoding.base64()
 .encode(Ints.toByteArray(Hashing.crc32c().hashBytes(content).asInt())))
 .build();
-return internalCreate(updatedInfo, content, options);
+return internalCreate(updatedInfo, content, 0, content.length, options);
 }
 
 @Override
 public Blob create(
 BlobInfo blobInfo, byte[] content, int offset, int length, BlobTargetOption... options) {
 content = firstNonNull(content, EMPTY_BYTE_ARRAY);
-byte[] subContent = Arrays.copyOfRange(content, offset, offset + length);
 BlobInfo updatedInfo =
 blobInfo
 .toBuilder()
-.setMd5(BaseEncoding.base64().encode(Hashing.md5().hashBytes(subContent).asBytes()))
+.setMd5(
+BaseEncoding.base64()
+.encode(Hashing.md5().hashBytes(content, offset, length).asBytes()))
 .setCrc32c(
 BaseEncoding.base64()
-.encode(Ints.toByteArray(Hashing.crc32c().hashBytes(subContent).asInt())))
+.encode(
+Ints.toByteArray(
+Hashing.crc32c().hashBytes(content, offset, length).asInt())))
 .build();
-return internalCreate(updatedInfo, subContent, options);
+return internalCreate(updatedInfo, content, offset, length, options);
 }
 
 @Override
@@ -199,7 +202,12 @@ public Blob create(BlobInfo blobInfo, InputStream content, BlobWriteOption... op
 return Blob.fromPb(this, storageRpc.create(blobPb, inputStreamParam, optionsMap));
 }
 
-private Blob internalCreate(BlobInfo info, final byte[] content, BlobTargetOption... options) {
+private Blob internalCreate(
+BlobInfo info,
+final byte[] content,
+final int offset,
+final int length,
+BlobTargetOption... options) {
 Preconditions.checkNotNull(content);
 final StorageObject blobPb = info.toPb();
 final Map<StorageRpc.Option, ?> optionsMap = optionMap(info, options);
@@ -210,7 +218,8 @@ private Blob internalCreate(BlobInfo info, final byte[] content, BlobTargetOptio
 new Callable<StorageObject>() {
 @Override
 public StorageObject call() {
-return storageRpc.create(blobPb, new ByteArrayInputStream(content), optionsMap);
+return storageRpc.create(
+blobPb, new ByteArrayInputStream(content, offset, length), optionsMap);
 }
 },
 getOptions().getRetrySettings(),